added use of %b

dabeaz · dabeaz · commit 6021acfa9375 · 2022-11-26T09:45:42.000-06:00
diff --git a/Notes/02_Working_with_data/03_Formatting.md b/Notes/02_Working_with_data/03_Formatting.md
@@ -117,6 +117,8 @@ modeled after the C `printf()` as well.
 ```python
 >>> b'%s has %d messages' % (b'Dave', 37)
 b'Dave has 37 messages'
+>>> b'%b has %d messages' % (b'Dave', 37)  # %b may be used instead of %s
+b'Dave has 37 messages'
 >>>
 ```
 
